← View Generic B1771 Guide Severity: Medium

🚗 Vehicle-Specific Guide

This guide is customized for your 2021 Honda PASSPORT

B1771: B1771: Power Window Relay Circuit Malfunction

on 2021 Honda PASSPORT

Fix Cost

$50 - $200

Parts & Labor

Difficulty

3/5

1-2 hours

DIY Possible?

❌ No

Pro recommended

Your Vehicle

2021 Honda

PASSPORT

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Important for 2021 Honda PASSPORT Owners

Before starting repairs, verify which engine your 2021 Honda PASSPORT has. Check your VIN or engine code to ensure you order the correct parts.

📖 What Does B1771 Mean on 2021 Honda PASSPORT?

The power window relay circuit has malfunctioned, preventing the windows from functioning properly. This code is typically set when the window relay is faulty or there is an issue with the wiring.

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Symptoms

• Windows do not move
• or move intermittently
• when the switch is activated

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Common Causes

• Faulty power window relay
• wiring issues
• blown fuse
• or faulty window switch

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How to Fix B1771 on 2021 Honda PASSPORT

1. Check the fuse box for a blown fuse and replace it if necessary. 2. Inspect the wiring for damage or corrosion and repair or replace as needed. 3. Test the window relay circuit with a multimeter to ensure it's functioning properly. 4. Replace the power window relay if faulty.

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Parts for 2021 Honda PASSPORT

Power window relay Shop ↗ Fuses Shop ↗ Wiring harness Shop ↗

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Related Diagnostic Codes

Other codes that may appear with B1771

B1769 Sequential Code

💡 Why These Codes Are Related:

• Similar Issues: Same root cause or component failure
• Related Problems: Often occur together due to system interactions
• Sequential Codes: Progressive failure stages or multiple sensors
• Same System: Components within the same automotive system